PT87394A - PROCESS FOR PLANT TISSUE TRANSFORMATION - Google Patents
PROCESS FOR PLANT TISSUE TRANSFORMATIONInfo
- Publication number
- PT87394A PT87394A PT87394A PT8739488A PT87394A PT 87394 A PT87394 A PT 87394A PT 87394 A PT87394 A PT 87394A PT 8739488 A PT8739488 A PT 8739488A PT 87394 A PT87394 A PT 87394A
- Authority
- PT
- Portugal
- Prior art keywords
- plant tissue
- plant material
- tissue transformation
- transformation
- provides
- Prior art date
Links
- 230000006032 tissue transformation Effects 0.000 title 1
- 241000196324 Embryophyta Species 0.000 abstract 4
- 230000009466 transformation Effects 0.000 abstract 2
- 240000008042 Zea mays Species 0.000 abstract 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 abstract 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 abstract 1
- 235000005822 corn Nutrition 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 230000001131 transforming effect Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N13/00—Treatment of microorganisms or enzymes with electrical or wave energy, e.g. magnetism, sonic waves
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- C07K14/195—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from bacteria
- C07K14/32—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from bacteria from Bacillus (G)
- C07K14/325—Bacillus thuringiensis crystal peptides, i.e. delta-endotoxins
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/09—Recombinant DNA-technology
- C12N15/63—Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
- C12N15/79—Vectors or expression systems specially adapted for eukaryotic hosts
- C12N15/82—Vectors or expression systems specially adapted for eukaryotic hosts for plant cells, e.g. plant artificial chromosomes (PACs)
- C12N15/8201—Methods for introducing genetic material into plant cells, e.g. DNA, RNA, stable or transient incorporation, tissue culture methods adapted for transformation
- C12N15/8206—Methods for introducing genetic material into plant cells, e.g. DNA, RNA, stable or transient incorporation, tissue culture methods adapted for transformation by physical or chemical, i.e. non-biological, means, e.g. electroporation, PEG mediated
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/09—Recombinant DNA-technology
- C12N15/87—Introduction of foreign genetic material using processes not otherwise provided for, e.g. co-transformation
Landscapes
- Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biomedical Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biotechnology (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Microbiology (AREA)
- Physics & Mathematics (AREA)
- Plant Pathology (AREA)
- Cell Biology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Gastroenterology & Hepatology (AREA)
- Medicinal Chemistry (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Fertilizers (AREA)
- Hydroponics (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Saccharide Compounds (AREA)
- Steroid Compounds (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention provides a method for transforming plant material comprising contacting the material with a transformation solution comprising DNA and a membrane-permeating agent in the presence of an electric current for a sufficient time to effect transformation and thus obtained plant material and fertile plants. The invention also provides novel transformed plant material, in particular corn.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2771287A | 1987-05-05 | 1987-05-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
PT87394A true PT87394A (en) | 1989-05-31 |
PT87394B PT87394B (en) | 1992-09-30 |
Family
ID=21839344
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT87394A PT87394B (en) | 1987-05-05 | 1988-05-03 | PROCESS FOR THE TRANSFORMATION OF VEGETABLE TISSUES |
Country Status (18)
Country | Link |
---|---|
EP (2) | EP0290395B1 (en) |
JP (1) | JPS63301792A (en) |
KR (1) | KR880014104A (en) |
CN (1) | CN1030442A (en) |
AT (1) | ATE100858T1 (en) |
AU (1) | AU615905B2 (en) |
BR (1) | BR8802175A (en) |
CA (1) | CA1328236C (en) |
DE (1) | DE3887375T2 (en) |
DK (1) | DK240088A (en) |
ES (1) | ES2061720T3 (en) |
HU (1) | HUT46741A (en) |
IE (2) | IE63004B1 (en) |
IL (1) | IL86245A (en) |
NZ (1) | NZ224470A (en) |
PL (1) | PL272245A1 (en) |
PT (1) | PT87394B (en) |
ZA (1) | ZA883238B (en) |
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TR27832A (en) * | 1987-04-29 | 1995-08-31 | Monsanto Co | Plants resistant to harmful volatile damage. |
US5350689A (en) * | 1987-05-20 | 1994-09-27 | Ciba-Geigy Corporation | Zea mays plants and transgenic Zea mays plants regenerated from protoplasts or protoplast-derived cells |
ES2121803T3 (en) * | 1987-05-20 | 1998-12-16 | Novartis Ag | ZEA MAYS PLANTS AND ZEA MAYS TRANSGENIC PLANTS GENERATED FROM PROTOPLASTS OR CELLS DERIVED FROM PROTOPLASTS. |
JPH02500566A (en) * | 1987-08-17 | 1990-03-01 | プラント・ジェネティック・システムズ・エヌ・ブイ | Plants transformed with DNA sequences from Bacillus thuringiensis |
FI890917A (en) * | 1988-03-02 | 1989-09-03 | Eidgenoess Tech Hochschule | FOERFARANDE FOER FRAMSTAELLNING AV TRANSGENA VAEXTER. |
GB8806643D0 (en) * | 1988-03-21 | 1988-04-20 | Ici Plc | Genetic manipulation |
US5990387A (en) * | 1988-06-10 | 1999-11-23 | Pioneer Hi-Bred International, Inc. | Stable transformation of plant cells |
CA2017544A1 (en) * | 1989-05-29 | 1990-11-29 | Gunther Neuhaus | Process for the production of transgenic plants |
DK168302B1 (en) * | 1989-06-29 | 1994-03-07 | Danisco | Method of introducing molecules, especially genetic material into plant cells |
US5550318A (en) * | 1990-04-17 | 1996-08-27 | Dekalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile monocot plants and cells thereof |
US6803499B1 (en) | 1989-08-09 | 2004-10-12 | Dekalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile monocot plants and cells thereof |
US7705215B1 (en) | 1990-04-17 | 2010-04-27 | Dekalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile monocot plants and cells thereof |
JPH05501352A (en) * | 1989-08-09 | 1993-03-18 | ディカルブ ジェネティクス コーポレイション | Methods and compositions for producing stable transformed fertile monocots and cells thereof |
US6777589B1 (en) | 1990-01-22 | 2004-08-17 | Dekalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile monocot plants and cells thereof |
US5484956A (en) * | 1990-01-22 | 1996-01-16 | Dekalb Genetics Corporation | Fertile transgenic Zea mays plant comprising heterologous DNA encoding Bacillus thuringiensis endotoxin |
US6329574B1 (en) | 1990-01-22 | 2001-12-11 | Dekalb Genetics Corporation | High lysine fertile transgenic corn plants |
HU220773B1 (en) * | 1990-01-22 | 2002-05-28 | Dekalb Genetics Corporation | Process for producing productive transgenic maize plants |
US6946587B1 (en) | 1990-01-22 | 2005-09-20 | Dekalb Genetics Corporation | Method for preparing fertile transgenic corn plants |
DE4013099A1 (en) * | 1990-04-25 | 1991-10-31 | Hoechst Ag | Transforming immature somatic plant, esp. maize, embryos - by treating, in dry state, with nucleic acid soln., esp. for introducing resistance to phosphinothricin |
JP3370090B2 (en) * | 1990-06-15 | 2003-01-27 | ヘキスト・アクチェンゲゼルシャフト | Antimicrobial polypeptide and method for producing the same |
US6395966B1 (en) | 1990-08-09 | 2002-05-28 | Dekalb Genetics Corp. | Fertile transgenic maize plants containing a gene encoding the pat protein |
US6403865B1 (en) | 1990-08-24 | 2002-06-11 | Syngenta Investment Corp. | Method of producing transgenic maize using direct transformation of commercially important genotypes |
AU643563B2 (en) * | 1990-11-01 | 1993-11-18 | Sapporo Breweries Limited | Method for preparing transformed plant |
EP0558676B1 (en) * | 1990-11-23 | 2000-04-19 | Plant Genetic Systems, N.V. | Process for transforming monocotyledonous plants |
US5384253A (en) * | 1990-12-28 | 1995-01-24 | Dekalb Genetics Corporation | Genetic transformation of maize cells by electroporation of cells pretreated with pectin degrading enzymes |
UA48104C2 (en) * | 1991-10-04 | 2002-08-15 | Новартіс Аг | Dna fragment including sequence that codes an insecticide protein with optimization for corn, dna fragment providing directed preferable for the stem core expression of the structural gene of the plant related to it, dna fragment providing specific for the pollen expression of related to it structural gene in the plant, recombinant dna molecule, method for obtaining a coding sequence of the insecticide protein optimized for corn, method of corn plants protection at least against one pest insect |
US6118047A (en) | 1993-08-25 | 2000-09-12 | Dekalb Genetic Corporation | Anthranilate synthase gene and method of use thereof for conferring tryptophan overproduction |
US5780709A (en) * | 1993-08-25 | 1998-07-14 | Dekalb Genetics Corporation | Transgenic maize with increased mannitol content |
US5693506A (en) * | 1993-11-16 | 1997-12-02 | The Regents Of The University Of California | Process for protein production in plants |
US5750870A (en) * | 1994-06-17 | 1998-05-12 | Agritope, Inc. | Plant genetic transformation methods and transgenic plants |
US5736369A (en) * | 1994-07-29 | 1998-04-07 | Pioneer Hi-Bred International, Inc. | Method for producing transgenic cereal plants |
JPH10503374A (en) * | 1994-07-29 | 1998-03-31 | パイオニア ハイ−ブレッド インターナショナル インク | Transgenic cereal plants |
IL124020A (en) * | 1995-10-13 | 2003-05-29 | Dow Agrosciences Llc | Plant optimized nucleotide sequence that encodes an insecticidal crystal protein |
BR9713373A (en) | 1996-11-20 | 2001-06-19 | Ecogen Inc | Broad-spectrum delta-endotoxins |
US6017534A (en) | 1996-11-20 | 2000-01-25 | Ecogen, Inc. | Hybrid Bacillus thuringiensis δ-endotoxins with novel broad-spectrum insecticidal activity |
US6713063B1 (en) | 1996-11-20 | 2004-03-30 | Monsanto Technology, Llc | Broad-spectrum δ-endotoxins |
US6121436A (en) | 1996-12-13 | 2000-09-19 | Monsanto Company | Antifungal polypeptide and methods for controlling plant pathogenic fungi |
AU6882298A (en) | 1997-04-03 | 1998-10-22 | Dekalb Genetics Corporation | Glyphosate resistant maize lines |
US6040497A (en) * | 1997-04-03 | 2000-03-21 | Dekalb Genetics Corporation | Glyphosate resistant maize lines |
US6573101B1 (en) * | 1998-02-12 | 2003-06-03 | The Regents Of The University Of California | Compositions for receptor/liposome mediated transfection and methods of using same |
US6121521A (en) * | 1998-04-01 | 2000-09-19 | Novartis Ag | Chimeric insecticidal protein and DNA coding therefor |
GB0002814D0 (en) | 2000-02-09 | 2000-03-29 | Univ York | Nucleic acids and their uses |
CA2492917C (en) | 2002-07-19 | 2011-10-18 | University Of South Carolina | Compositions and methods for the modulation of gene expression in plants |
WO2004013333A2 (en) | 2002-07-26 | 2004-02-12 | Basf Plant Science Gmbh | Inversion of the negative-selective effect of negative marker proteins using selection methods |
EP1502954A1 (en) | 2003-07-31 | 2005-02-02 | greenovation Biotech GmbH | Utilisation of constructs comprising recombination sequence motifes for enhancing gene expression in moss |
ES2346224T4 (en) | 2003-11-10 | 2011-06-01 | Icon Genetics Gmbh | PLANT EXPRESSION SYSTEM DERIVED FROM ARN VIRUSES. |
EP1616959A1 (en) | 2004-07-07 | 2006-01-18 | Icon Genetics AG | Biological safe transient protein expression in plants |
EA023885B1 (en) | 2005-10-13 | 2016-07-29 | МОНСАНТО ТЕКНОЛОДЖИ, ЭлЭлСи | Recombinant dna construct for inducing sterility in a transgenic plant, sterile transgenic plants and methods for producing hybrid seed |
US8153863B2 (en) | 2007-03-23 | 2012-04-10 | New York University | Transgenic plants expressing GLK1 and CCA1 having increased nitrogen assimilation capacity |
GB0709835D0 (en) | 2007-05-22 | 2007-07-04 | Plant Bioscience Ltd | Composition and method for modulating plant root hair development |
GB2465749B (en) | 2008-11-25 | 2013-05-08 | Algentech Sas | Plant cell transformation method |
GB2465748B (en) | 2008-11-25 | 2012-04-25 | Algentech Sas | Plant cell transformation method |
GB2467167B (en) | 2009-01-26 | 2013-09-11 | Algentech Sas | Gene targeting in plants |
US20120174263A1 (en) | 2009-06-15 | 2012-07-05 | Plant Bioscience Limited | Production of viral capsids |
US20120131701A1 (en) | 2009-08-05 | 2012-05-24 | Chromocell Corporation | Improved plants, microbes, and organisms |
EP2357239A1 (en) | 2009-10-29 | 2011-08-17 | Universität zu Köln | Methods and means for a selectable marker system in plants |
GB201008720D0 (en) | 2010-05-25 | 2010-07-07 | Univ Aberdeen | RxLR-leader peptides and protein translocation |
CN103282501A (en) | 2010-11-04 | 2013-09-04 | 麦迪卡格公司 | Plant expression system |
AR088133A1 (en) | 2011-07-01 | 2014-05-14 | Monsanto Technology Llc | METHODS AND COMPOSITIONS FOR THE SELECTIVE REGULATION OF PROTEIN EXPRESSION |
WO2014147235A1 (en) | 2013-03-22 | 2014-09-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kits comprising plus-sense single stranded rna viral vectors and methods for producing polypeptides using the kits |
UA119645C2 (en) | 2013-08-14 | 2019-07-25 | Інстітьют Оф Дженетікс Енд Девелопментал Біолоджи | Methods of modulating seed and organ size in plants |
GB201319876D0 (en) | 2013-11-11 | 2013-12-25 | Plant Bioscience Ltd | Methods of modulating seed and organ size in plants |
US10563213B2 (en) | 2014-03-27 | 2020-02-18 | Medicago Inc. | Modified CPMV enhancer elements |
EP3167057B1 (en) | 2014-07-11 | 2020-03-25 | Medicago Inc. | Modifying protein production in plants |
KR20180088629A (en) | 2015-07-02 | 2018-08-06 | 메디카고 인코포레이티드 | Jasmonic Acid Pathway Activator |
EP3260542A1 (en) | 2016-06-20 | 2017-12-27 | Algentech | Protein production in plant cells |
WO2019185129A1 (en) | 2018-03-27 | 2019-10-03 | The University Court Of The University Of Glasgow | Bacterial pathogen derived resistance in plants |
CN117479831A (en) | 2021-06-09 | 2024-01-30 | 南特知识产权控股有限责任公司 | Methods and systems for producing a protein of interest in plants |
WO2024074888A2 (en) | 2022-10-03 | 2024-04-11 | The Regents Of The University Of California | Circumventing barriers to hybrid crops from genetically distant crosses |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU9054882A (en) * | 1981-10-01 | 1983-04-27 | International Plant Research Institute | Process for the genetic modification of cerials with transformation vectors |
WO1983001176A1 (en) * | 1981-10-01 | 1983-04-14 | Int Plant Research Inst | Process for the genetic modification of cereals with transformation vectors |
BR8404834A (en) * | 1983-09-26 | 1985-08-13 | Agrigenetics Res Ass | METHOD TO GENETICALLY MODIFY A PLANT CELL |
CA1208146A (en) * | 1983-10-27 | 1986-07-22 | Tai-Kin Wong | Method of transferring genes into cells |
EP0160692A1 (en) * | 1983-11-03 | 1985-11-13 | DE WET, Johannes Martenis Jacob | Method for the transfer of exogenous genes in plants using pollen as a vector |
JPS63123325A (en) * | 1986-08-14 | 1988-05-27 | マックス−プランク−ゲゼルシャフト・ツア・フェルデルング・デア・ヴィッセンシャフテン・エ−・ファウ | Transgenic monocot,its seed and preparation of plant |
IL84459A (en) * | 1986-12-05 | 1993-07-08 | Agracetus | Apparatus and method for the injection of carrier particles carrying genetic material into living cells |
TR27832A (en) * | 1987-04-29 | 1995-08-31 | Monsanto Co | Plants resistant to harmful volatile damage. |
-
1988
- 1988-05-03 DK DK240088A patent/DK240088A/en not_active Application Discontinuation
- 1988-05-03 PT PT87394A patent/PT87394B/en not_active IP Right Cessation
- 1988-05-03 IL IL8624588A patent/IL86245A/en not_active IP Right Cessation
- 1988-05-03 IE IE132388A patent/IE63004B1/en not_active IP Right Cessation
- 1988-05-03 IE IE940815A patent/IE940815L/en unknown
- 1988-05-03 DE DE3887375T patent/DE3887375T2/en not_active Expired - Fee Related
- 1988-05-03 HU HU882260A patent/HUT46741A/en unknown
- 1988-05-03 NZ NZ224470A patent/NZ224470A/en unknown
- 1988-05-03 CA CA000565754A patent/CA1328236C/en not_active Expired - Fee Related
- 1988-05-03 ES ES88810280T patent/ES2061720T3/en not_active Expired - Lifetime
- 1988-05-03 EP EP88810280A patent/EP0290395B1/en not_active Expired - Lifetime
- 1988-05-03 EP EP93810412A patent/EP0574356A1/en not_active Ceased
- 1988-05-03 AU AU15508/88A patent/AU615905B2/en not_active Ceased
- 1988-05-03 AT AT88810280T patent/ATE100858T1/en not_active IP Right Cessation
- 1988-05-04 BR BR8802175A patent/BR8802175A/en not_active Application Discontinuation
- 1988-05-04 PL PL27224588A patent/PL272245A1/en unknown
- 1988-05-04 JP JP63109847A patent/JPS63301792A/en active Pending
- 1988-05-04 CN CN88102354A patent/CN1030442A/en active Pending
- 1988-05-04 KR KR1019880005222A patent/KR880014104A/en not_active Application Discontinuation
- 1988-05-05 ZA ZA883238A patent/ZA883238B/en unknown
Also Published As
Publication number | Publication date |
---|---|
EP0290395B1 (en) | 1994-01-26 |
IE63004B1 (en) | 1995-03-08 |
EP0290395A2 (en) | 1988-11-09 |
KR880014104A (en) | 1988-12-22 |
ZA883238B (en) | 1990-01-31 |
CA1328236C (en) | 1994-04-05 |
PT87394B (en) | 1992-09-30 |
EP0574356A1 (en) | 1993-12-15 |
IE940815L (en) | 1988-11-05 |
IL86245A (en) | 1995-01-24 |
JPS63301792A (en) | 1988-12-08 |
DE3887375T2 (en) | 1994-06-09 |
EP0290395A3 (en) | 1990-11-28 |
DK240088D0 (en) | 1988-05-03 |
IE881323L (en) | 1988-11-05 |
PL272245A1 (en) | 1989-02-06 |
BR8802175A (en) | 1988-12-06 |
DE3887375D1 (en) | 1994-03-10 |
ATE100858T1 (en) | 1994-02-15 |
HUT46741A (en) | 1988-11-28 |
IL86245A0 (en) | 1988-11-15 |
NZ224470A (en) | 1991-06-25 |
DK240088A (en) | 1988-11-06 |
ES2061720T3 (en) | 1994-12-16 |
AU1550888A (en) | 1988-11-10 |
CN1030442A (en) | 1989-01-18 |
AU615905B2 (en) | 1991-10-17 |
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